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Number systems — Maths STD 9 — Question

Gujarat BoardEnglish MediumSTD 9MathsNumber systems1 Mark
MCQ
Which of the following numbers is irrational?
  • A
    $\sqrt{\frac{4}{9}}$
  • B
    $\sqrt{8}$
  • C
    $\frac{\sqrt{24}}{\sqrt{6}}$
  • D
    $\frac{\sqrt{1250}}{\sqrt{8}}$
✓

Answer

  1. $\sqrt{8}$
    Solution:
    $\therefore\sqrt{8}=\sqrt{2\times2\times2}=2\sqrt{2}$

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